<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>登陆</title>
    <style>

        body {
            background-color: rgb(1, 32, 78);
            background-image: url(https://t7.baidu.com/it/u=2511982910,2454873241&fm=193&f=GIF);
            background-repeat: no-repeat;
            background-size: cover;
        }

        .login {
            width: 400px;
            height: 200px;
            margin: 15% auto auto;
            border-radius: 5px;
            overflow: hidden;
        }

        .input {
            width: 300px;
            height: 30px;
            padding-left: 10px;
            margin-top: 20px;
            margin-left: 50px;
        }

        .button {
            width: 315px;
            height: 35px;
            margin-top: 20px;
            margin-left: 50px;
            border-radius: 5px;
            background-color: #64a9d9;
            cursor: pointer;
            color: #fff;
        }

    </style>
</head>
<body>
<div class="login">
    <form action="/secretUrl.login" method="post">
        <input class="input" type="text" name="username" placeholder="账号"><br>
        <input class="input" type="password" name="password" placeholder="密码">
        <button class="button">登录</button>
    </form>
</div>
</body>
</html>